対たい辺へん

た

い

へ

ん

Meanings

1

In geometry, the side of a polygon that is opposite a given vertex or side. Used in contexts such as triangles and parallelograms.

へん

は

辺へん

BC

です

。

The opposite side of vertex A in a triangle is side BC.

対たい辺へんの長ながさを求もとめるto find the length of the opposite side
三さん角かく形けいの対たい辺へんの長ながさを求もとめなさい。
Find the length of the opposite side of the triangle.